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A test of tennis serve accuracy resulted in the following data: Note: Higher scores indicate better performance.X = 15, 12, 12, 10, 9, 8, 8,

A test of tennis serve accuracy resulted in the following data: Note: Higher scores indicate better performance.X = 15, 12, 12, 10, 9, 8, 8, 7, 5, 4, 4A) Was the percentile rank of a person who scored (a) 7; (b) 10?B) What is the nearest score, (a) the 70th percentile (b) the 45th percentile?

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